luggage rack refers to the roof rack, its birth originated from the development of the western industrialization process, after the second world War cars gradually into the families of the developed countries in the west, and thus the demand for roof racks first arose in the developed countries in the west.

Fixed in the car roof of the two bars, is the car roof of all the carrying program of the basic device. Roof rack fixing methods are mainly divided into: ordinary roof, separate longitudinal rails, integrated longitudinal rails, rain gutter fixing, manually added fixing points, manually added T-slots.

Take the most common longitudinal rail, it is also divided into three kinds:

1, arch bridge type

This is the most common, the middle of the arch bridge shape, add a horizontal luggage rack is very easy, if you do not want to add a bracket, you can also use the rope to tie, as long as it can be fixed. Representative models such as Honda, Touguan, Qichen T70 and so on too much.

2, tightly affixed

This longitudinal rail is completely attached to the roof of the car, streamline beautiful, looks to be shorter, so the height of the transverse bracket is lower than the arch bridge type longitudinal rail with bracket. Representative models such as Audi Q7, BMW X1, Jeep Guide.

3, slot type

This type of longitudinal rail is used in fewer models, and the height is lower than the above two types of longitudinal rails. Representative models such as Land Rover Discovery.

Of course, only the longitudinal rail is not enough, if you want to stand up the bike or car luggage on it, you also need to buy a horizontal bracket. There are different mounting methods on different longitudinal rails, so you also need to measure the distance between the front and back to install the lateral brackets.

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